And we return to the inauguration for our "instant index" tonight. And the familiar voices that dazzled us today. Starting with this, the most tweeted about moment of the day, bee job say singing the national anthem. 32,000 tweets about it a minute. After the show, kelly clarkson tweeted out this photo of the two powerhouse women backstage. And another picture for the scrapbook of the day, after singing "my country tis of thee," a thank you from the president and she tweeted, "i was incredibly nervous and cold, I just want to thank the president for basically being the opening act for me."

This transcript has been automatically generated and may not be 100% accurate.

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